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In a previous blog post we showed off a custom macro keyboard. In this week's post, we update it to make it wireless!

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Remember that Magic Mirror? We now have a tutorial surrounding it, and we've done some super sweet formatting with CSS! Check it out!

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Measure the ambient temperature of the room with either the TMP117 or TMP102!

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Let's take a look at the pros and cons of traditional mechanical relays vs solid state relays.

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I've been crafting a web interface to update an ESP32 using BLE. Check out the tutorial!

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Grab some parts, strap a servo on it, and you'll be reflowing solder in no time!

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No, we're not talking about hiding in bushes with long zoom lenses waiting to see what Tom Cruise is wearing today...

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A short look back at a test-fixture designed to increase efficiency for future development.

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Discussing what thermal resistance is, how it’s used for thermal management, and how to maximize the life of your project.

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Using encoder feedback to control two DC motors, this robot is self-correcting!

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Facing the daunting task of wiring together 192 of the same I2C sensor inspired a creative solution.

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Comparing analog and digital temperature sensors TMP36, TMP102 and TMP117. Which is better?

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It hasn't been quite a decade since the release of the Raspberry Pi platform, but it was definitely the hardware project that dominated the 2010s for us. For today's post I'd love the reminisce and review the big story.

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This is the second part depicting the building of a keycode-based anti-theft system for a car.

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In this Enginursday post, we talk about a fixing a problem the ESP32 Thing Plus had.

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Add color to your projects with analog LED strips!

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Using Sapien LLC's Arduino Shield and Electrode array we can expand our human senses.

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Long exposure experiments with dancers, EL Wire suits, an LED and DSLR camera.

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I did look into using the Artemis, but as of right now HID hasn’t been implemented. I know the engineers working on the development have…

Broken: Could not install packages due to an EnvironmentError: 404 Client Error: Not Found for url:…

I believe the ESP32 actually has a deep sleep (ULP) functionality, just not in Arduino-land. I remember someone trying to [get people…

We are still working on getting a fully featured BLE running for the Artemis, with examples. Unfortunately, a lot of stuff goes into getting…

I put in a product suggestion for a FRAM breakout board (a few years ago) and to use with microcontrollers that needed it for program memory…

Hey 773! Sounds like you're not using Eagle much these days, but I thought I'd mention that Buzzard

Dude Alex! Great project and great upgrade! I'm definitely gonna have to build one of these up sometime soon. Group select is probably my…

I was surprised to see you used the ESP32 for a wireless keypad application. While it has some nice features, low power was not one of them.…

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